Cologne, North Rhine-Westphalia, Germany
Berlin, Berlin, Germany
Halle (Saale), Saxony Anhalt, Germany
Marburg, Hesse, Germany
Leipzig, Saxony, Germany
Krakow, Lesser Poland, Poland
Trier, Rhineland-Palatinate, Germany
Goettingen, Lower Saxony, Germany
Lisboa, Lisboa, Portugal
Hamburg, Hamburg, Germany
